Claude Sonnet 5
Active Parameters
-
Context Length
1M
Modality
Multimodal
Architecture
Mixture of Experts (MoE)
License
-
Release Date
30 Jun 2026
Knowledge Cutoff
Jan 2026
Evaluation Benchmarks
Rank
#22
| Benchmark | Score | Rank |
|---|---|---|
Agentic Coding high | 0.59 | 11 |
Agentic Coding max | 0.59 | 11 |
Agentic Coding Standard | 0.59 | 11 |
Agent Arena high | 0.08 | 11 |
Reasoning high | 0.89 | 14 |
Reasoning max | 0.89 | 14 |
Reasoning Standard | 0.89 | 14 |
Coding high | 0.81 | 15 |
Coding max | 0.81 | 15 |
Coding Standard | 0.81 | 15 |
Agentic Index max | 0.50 | 15 |
Mathematics high | 0.93 | 18 |
Mathematics max | 0.93 | 18 |
Mathematics Standard | 0.93 | 18 |
Intelligence Index max | 0.55 | ⭐ 18 |
Coding Index max | 0.71 | 18 |
General high | 0.76 | 25 |
General max | 0.76 | 25 |
LiveBench Average high | 0.76 | 29 |
LiveBench Average max | 0.76 | 29 |
LiveBench Average Standard | 0.76 | 29 |
Web Development high | 1537 | 29 |
Data Analysis high | 0.72 | 39 |
Data Analysis max | 0.72 | 39 |
General Text high | 1462 | 50 |
Rankings
Overall Rank
#22
Coding Rank
#20
About Claude Sonnet 5
Anthropic's Claude Sonnet 5 is built for agentic workflows, long-horizon coding, and high-efficiency reasoning with a 1M token context window and adaptive thinking by default.
Technical Specifications
Detailed architecture specifications are limited for proprietary models.
Resources
About Claude Sonnet 5
Anthropic's Claude Sonnet 5, released June 30, 2026, is built to be the most agentic Sonnet-class model, offering near-Opus 4.8 level intelligence, coding, and tool use at Sonnet pricing. It features a 1M token context window by default, 128k maximum output tokens, and adaptive thinking enabled by default.
Other Claude Sonnet 5 Models
- No related models available